*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
header{
  position: sticky;
  top: 0;
  z-index: 99;
}
.header {
	/* position: absolute;
	left: 0;
	top: 0; */
	width: 100%;
	display: flex;
	justify-content: space-between;
	align-items: center;
	/* padding: .9375rem 6.25rem; */
  padding: 1rem 2.5rem;
	z-index: 99;
	background: #175292;
  position: sticky;
}
.header .logo {
	position: relative;
	font-size: 1.5em;
	color: #fff;
	text-decoration: none;
	font-weight: 600;

}

.header .logo .header-img{
  width: 8.75rem;
  cursor: pointer;
  height: 100%;
  margin-top: 0.7rem;
}
.header .navigation {
	display: flex;
	justify-content: center;
	flex-wrap: wrap;
	margin: .625rem 0;
}
.header .navigation li {
	list-style: none;
	margin: 0 1.25rem;
}
.header .navigation li a {
	text-decoration: none;
	color: #fff;
	/* font-weight: 600; */
	letter-spacing: .0625rem;
}
.header .navigation li a:hover{
	color: #0c74d1;
}
.header .icon-group{
  display: flex;
  align-items: center;
}
.header .icon-group .international{
  position: relative;
}
.header .icon-group .international .fi{
  font-size: 20px;
  color: #fff;
  cursor: pointer;
}
.header .icon-group .international .poper{
  display: none;
  position: absolute;
  bottom: -70px;
  background-color: #fff;
  left: -26px;
  padding: 10px;
  z-index: 99;
}
.header .icon-group .international .poper .cn{
  margin-bottom: 5px;
  cursor: pointer;
}
.header .icon-group .international .poper .en{
  cursor: pointer;
}
.header .icon-group .search {
  padding:0 5px;
  cursor: pointer;
}
.header .icon-group .search {
  display: flex;
  justify-self: center;
  align-items: center;
  color: #fff;
  margin-left: 30px;
}
.header .icon-group .search a{
  color: #fff;
  text-decoration: none;
}
.header .icon1{
  display: none;
}
.m-header{
  display: none;
  padding-left: 3rem;
  width: 100%;
  position: fixed;
  background-color: #175292;
  z-index: 10;
}
.m-header #myTopnav{
  list-style: none;
  color: #fff;
}
.m-header #myTopnav li{
  margin-bottom: 1.25rem;
}
.m-header #myTopnav li a{
  text-decoration: none;
  color: #fff;
}
@media screen and (max-width: 53.125rem) {
  .header{
    position: sticky;
    top: 0;
    z-index: 19;
  }
  .header .navigation {display: none;}
  .header .icon-group{
    display: none;
  }
  .header .icon1 {
    float: right;
    display: block;
    color: #fff;
  }
  .header .logo .header-img{
    margin-top: .3125rem;
  }
}

@media screen and (max-width: 37.5rem) {
  .header{
    position: sticky;
    top: 0;
    z-index: 19;
  }
  .navigation.responsive {position: relative;}
  .navigation.responsive .icon1 {
    position: absolute;
    right: 0;
    top: 0;
  }
  .navigation.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
}